PIPER—FLORA OF THE STATE OF WASHINGTON. 323 
SPECIMENS EXAMINED: Olympic Mountains 2208; Mount Rainier, Piper 2037; Allen 
282; Cascade Mountains, latitude 49°, Lyall in 1859; Stevens Pass, Whited 1430; Fish 
Lake, Dunn, August 8, 1900; Bridge Creek, Elmer 673. 
ZONAL DISTRIBUTION: Hudsonian. 
GROSSULARIACEAE. Currant Faminy. 
RIBES. Currant. GoosEBERRY. 
Stems usually armed with spines and frequently with prickles; leaves 
plicate in the bud. 
Peduncles 1 to 4-flowered; calyx tube campanulate or cylindric. 
Flowers about 2 em. long, dark purple; berries warty, gland- 
ular... 222222222 ee ee eee ee eee ee 1. R. lobbii. 
Flowers much smaller, greenish or purple or white. 
Berries prickly....... 2-2... -.----------+----------- 2, R, watsonianum. 
Berries smooth. 
Calyx lobes longer than the tube; stamens decid- 
edly longer than the whole calyx. 
Flowers white; calyx lobes narrow........-. 3. R. niveum. 
Flowers greenish or purplish; calyx lobes 
broader... 2.222222 +2 eee eee eee ee ee ee eee 4, R, divaricatum. 
Calyx lobes equaling or shorter than the tube, 
Stamens scarcely longer than the whole calyx; 
flowers greenish; prickles often wanting... 5, R. inerme. 
Stamens decidedly shorter than the whole calyx. 
Lobes equaling the campanulate tube... 6. R. irriguum. 
Lobes shorter than the cylindric tube... 7. R, cognatum. 
Peduncles nodding; flowers rather numerous in a raceme; calyx 
tube saucer-shaped; berries glandular. 
Leaves glabrous or nearly so; berries black. ......-.-.-. - 8. R, lacustre. 
Leaves pubescent or glandular; berries red............... 9. R. lentum, 
Stems not thorny or prickly. 
Leaves convolute in the bud; flowers yellow; calyx-tube long 
cylindric... 2.2.2.2 22-22-2222 222 eee eee eee ee 18. R. aureum., 
Leaves plicate in the bud; flowers green, white or red. 
Calyx tube rotate. 
Berries red, smooth... .......-.-.----------------- 14. R. ciliosum. 
Berries black, glandular. 
Flowers white.........-...-...-.--- beeen eneee 13. BR. petiolare. 
Flowers greenish. 
Racemes erect or ascending. 
Glands sessile... 2.2.2... -.----------- 10. R. bracteosum. 
Glands stalked. ...2.-2-2-2------------ 11. R, laxiflorum. 
Racemes pendent.............-..-.------- 12. R. howellit. 
Calyx tube cylindric or campanulate. 
Flowers red; raceme drooping, many-flowered..__ . - - 15. R. sanguineum. 
Flowers white or greenish; inflorescence few-flowered. 
Berries red or orange, glabrous or slightly glandu- 
lar; leaves resinous-dotted; raceme drooping... 16. R. cereum. 
Berries black, glandular; leaves viscid-pubescent ; 
inflorescence corymbose..........-0+++-+2-.. 17. R.viscosissimum, 
1. Ribes lobbii A. Gray, Am. Nat. 10: 274. 1876. 
Type Locaity: ‘‘ Vancouver Island.” Collected by Wood. 
Rance: Vancouver Island to North California west of the Cascade Mountains. 
